Added value field to each variable in varTable. Partially implemented use of variables
Merge remote-tracking branch 'chewonit/master'
Implemented evaluation of math expressions and modifying variables
Merge remote-tracking branch 'chewonit/master'
Loops and if should be fine now
Merge remote-tracking branch 'chewonit/master'
Handled new user input parameters. Removed options parameter when executing functions. Some spaghetti in here.
Added value attribute when adding new var
Make sprite name comparison case sensitive. Changed default sprite name to match that in SpriteManager
Fixed exception when encountering loop-forever due to no ParamGetter defined for it.
Merge pull request #14 from xcchan/master

All commands *should* be finished
Accepted negative sign in rexgex. Tweaked the minimum height of the nested drop targets for a better UX.
Fixed bug in resolveOperands
Merge remote-tracking branch 'chewonit/master'
Merge pull request #15 from xcchan/master

Fixed bug in resolveOperands
Resolved parameters
Tweaked the CSS styles for the commands menu on mobile and command in execution.
Merge branch 'master' of github.com:chewonit/cs3213-visual-ide-team20
Merge pull request #16 from xcchan/master

Resolved parameters
Made the run and stop buttons disabled accordingly. Disabled drag and drop when program is running.